/pɑlɪgəmi/ – Noun
Definition: chế độ nhiều vợ, nhiều chồng, chế độ đa hôn.
A more throughout explanation: Polygamy is the practice or custom of having more than one spouse at the same time, typically a husband having multiple wives.
Example: Polygamy is illegal in this jurisdiction, as it is against the law to marry more than one person at a time.